Forest spirits! Save the forest and the sacred tree from Onibi's terrible flames! The forest spirits of the four seasons - winter, spring, summer and autumn - fight together against the destructive fire of Onobi, the evil spirit attacking the ancient sacred tree. The opportunity has come for the forest spirits to become true legends by saving their home and to remain in the memory of posterity through their exploits as protectors of the forest. All their strength will be needed if they want to defeat the fearsome Onibi. They must plant protective trees, tame the destructive flames, or summon Sanki, the protector of the forest - which path will lead to saving the forest?